The challenge to propose a mechanism was quickly addressed by several teams of astronomers.

In a coordinated effort, about a dozen teams of astronomers traveled to South America.

In 2008 a team of astronomers thought they had solved the mystery.

An international team of astronomers discovers the most earth-like exoplanet found thus far.

Now a team of astronomers and physicists has done what the eye cannot.

Tony is live from Jodrell Bank with a team of astronomers to answer your space questions.

So a team of astronomers went through and took a look.

A team of Canadian astronomers figured this out in 1997.

Sir Patrick Moore and his team of astronomers tell us what's on view in the night sky.

Another team of astronomers reported that they had taken a "major step" in determining the age of the universe.